Blockchain Medical Data URL Authorization Token

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Solution Overview

Problem

Medical data records, such as medical images and laboratory reports, are often stored in isolated systems within medical institutions, making it difficult to access these records across different institutions while ensuring secure access only to authorized entities.

Innovation Solution

A blockchain-based system that provides a uniform resource locator (URL) for medical data records, incorporating an authorization token based on the medical data record, allowing secure access while ensuring only authorized entities can access the records.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If medical data records are stored in isolated systems within medical institutions, then data security and control are maintained, but accessibility across different institutions deteriorates

Engineering Contradiction:
Improvedata securityVSAvoidaccessibility
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent introduces a blockchain-based intermediary system that mediates between isolated medical institution systems. The blockchain network acts as a trusted mediator that enables cross-institution access without requiring direct connections between institutions, thus maintaining security while improving accessibility. The uniform resource locator (URL) system with authorization tokens serves as the intermediary mechanism for secure data sharing.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent segments the medical data access system into independent components: individual medical institutions retain control of their own data, while the blockchain network provides a separate layer for coordination and access management. This segmentation allows each institution to maintain security independently while participating in a broader access network through the blockchain intermediary.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If cloud storage or webservers are used to improve accessibility of medical data records, then data accessibility improves, but authorization control complexity increases

Engineering Contradiction:
Improvedata accessibilityVSAvoidauthorization control
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent implements self-service authorization where patients automatically generate and manage their own authorization tokens without requiring manual intervention from medical institutions or administrators. The system provides self-service URL generation that automatically incorporates authorization information, eliminating complex manual authorization processes while maintaining security.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system performs preliminary authorization actions by embedding authorization tokens within the uniform resource locator before data access is requested. This preliminary inclusion of authorization information simplifies the access process, as the authorization is already established and embedded in the access request itself, eliminating the need for complex real-time authorization checks.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If authorization tokens are embedded in uniform resource locators, then secure access control is achieved, but system complexity increases

Engineering Contradiction:
Improveaccess control securityVSAvoidsystem architecture
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges the authorization mechanism with the existing uniform resource locator structure rather than creating a separate authorization system. By combining authorization tokens with URLs, the system leverages the familiar URL paradigm for data access while integrating security functionality, thus reducing overall system complexity compared to implementing separate authorization protocols.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS12272432B2Blockchain-based distribution of medical data records
Publication Date: 2025.04.08 SIEMENS HEALTHCARE GMBH
  • US12272432B2 patent drawing
  • US12272432B2 patent drawing
  • US12272432B2 patent drawing

AI summary

A method is for providing a uniform resource locator. In an embodiment, the method includes receiving a medical data record via an interface, the medical data record being related to a patient; determining the uniform resource locater related to the medical data record via a computation unit, the uniform resource locator including an authorization token based on the medical data record, the medical data record being accessible by following the uniform resource locator; and providing the uniform resource locator with the interface to the patient. By providing a uniform resource locator of an embodiment including an authorization token, access to the medical data record can be granted fast and efficient, e.g. by a patient forwarding the uniform resource locator to another entity (e.g. a physician), while at the same time non-authorized entities cannot access the medical data record due to their lack of the suitable authorization token.